Refereed articles
21. G. O'Reagan, N. Sternberg and G. Cohen. "Construction of an ordered
overlapping library of bacteriophage P1 DNA in phage vector lambda D69".
Gene, 60, (1987), 129-135.
medline
22. C. Keen, S. Mendelovitz, G. Cohen, Y. Aharonowitz and K. Roy. "Isolation and characterization of a linear DNA plasmid from Streptomyces clavuligerus". Mol. Gen. Genet., 212,
(1988), 172-176.
medline
23. D. Shiffman, M. Mevarech, G. Cohen, S. Jensen and Y. Aharonowitz. "Cloning and comparative
sequence analysis of the gene coding for isopenicillin N synthase in Streptomyces".
Molec. Gen. Genet., 214,
(1988), 562-573.
medline
24. G. Cohen and N. Sternberg. "Genetic analysis of
the lytic replicon of bacteriophage P1. I. Isolation and
partial characterization".
J. Mol. Biol., 206, (1989),
99-109.
medline
25. N. Sternberg and G. Cohen. "Genetic analysis of
the lytic replicon of bacteriophage P1. II. Organization
of replicon elements".
J. Mol. Biol., 206, (1989),
111-133.
medline
26. D. Shiffman, G. Cohen, Y. Aharonowitz, H. Palissa, H. von Dohren, H. Kleinkauf and M. Mevarech.
"Isopenicillin N synthase
gene of the unicellular gram-negative
Flavobacterium."
Nucleic Acid. Res., 18,
(1990), 660.
medline
27. G. Cohen, D. Shiffman, M. Mevarech and Y. Aharonowitz. "Microbial isopenicillin
N synthases: structure, function, diversity and evolution".
Trends in Biotechnology,
8, (1990), 105-111.
medline
28. G. Landan, G. Cohen, Y. Aharonowitz, Y. Shuali, D. Graur and D. Shiffman. "Evolution of the microbial
isopenicillin N synthase genes probably involved horizontal gene transfer".
Mol. Biol. Evol., 7,
(1990), 399-406.
medline
29. O. Landman, D. Shiffman, Y. Av-Gay, Y. Aharonowitz and G. Cohen. "High level expression
in Escherichia coli of isopenicillin N synthase gene from Flavobacterium
and Streptomyces and recovery of active enzyme from inclusion bodies."
Fems Microbiol. Lett.,
84, (1991), 239-244.
medline
30. Y. Av-Gay, Y. Aharonowitz and G. Cohen. "Streptomyces
contain a 7.0 kDa cold shock like protein."
Nucleic Acid Res., 20,
(1992).
medline
31. Y. Aharonowitz, G. Cohen and J.F. Martin, "Penicillin and cephalosporin
biosynthetic genes: structure, organization, regulation and evolution."
Ann. Rev. Microbiol.,
46, (1992), 461-495.
medline
32. Y. Aharonowitz, Y. Av-Gay, R. Schreiber and G. Cohen. "Characterization of
a thioredoxin-like disulfide reductase from Streptomyces clavuligerus
and its possible role in ß-lactam biosynthesis."
J. Bacteriology, 175,
(1993), 623-629.
medline
33. G. Newton, R. Fahey, G. Cohen and Y. Aharonowitz. "Low molecular weight
thiols in streptomycetes and their potential role as antioxidants."
J. Bacteriology, 175,
(1993), 2734-2742.
medline
34. G. Cohen, M. Yanko, M. Mislovati, A. Argaman, R. Schreiber, Y. Av-Gay and Y. Aharonowitz. "Thioredoxin-thioredoxin
reductase system of Streptomyces clavuligerus: sequences, expression
and organization of genes."
J. Bacteriology, 175,
(1993), 5159-5167.
medline
35. Y. Aharonowitz, J. Bergmeyer, J. Cantoral, G. Cohen, A. Demain, U. Fink, H. Kinghorn, H. Kleinkauf, A. MacCabe, H. Palissa, E. Pfeifer, T. Schwecke, H. van Liempt, H. von Dohren, S. Wolfe and J. Zhang. "ACV synthetase, the
multienzyme integrating the four primary reactions in beta-lactam biosynthesis,
as model peptide synthetase."
Bio/Technology, 11, (1993),
807-810.
medline
36. G. Cohen, A. Argaman, R. Schreiber, M. Mislovati and Y. Aharonowitz. "Thioredoxin system of
Penicillium
chrysogenum and its possible role in penicillin biosynthesis."
J. Bacteriology, 176,
(1994), 973-984.
medline
37. I. Sanyal, G. Cohen and D. Flint. "Biotin synthase: Purification,
characterization as a [2Fe-2S] cluster protein, and in vitro activity of
the Escherichia coli bioB gene product."
Biochemistry, 33, (1994),
3625-3631.
medline
38. G. Newton, C. Bewley, T. Dwyer, R. Horn, Y. Aharonowitz, G. Cohen, J. Davies, D. Faulkner
and R. Fahey.
"The structure of U17
isolated from Streptomyces clavuligerus and its properties as an
antioxidant thiol."
Eur. J. Biochemistry,
230, (1995), 821-825.
medline
39. K. Gibson, G. Lorimer, A. Rendina, W. Taylor, B. Wexler, G. Cohen, A. Gatenby, W. Payne, D. Roe, B. Lockett, E. Marsilii, I. Turner, C. Kalba and H. Chi. "Dethiobiotin synthetase:
the carbonylation of 7,8-diaminononanoic acid proceeds regiospecifically
via the N7-carbamate".
Biochemistry, 34, (1995),
10976-10984.
medline
40. I. Borovok, O. Landman, R. Kreisberg, Y. Aharonowitz and G. Cohen. "The ferrous active site
of isopenicillin N synthase: genetic and sequence analysis of the endogenous
ligands."
Biochemistry 35, (1996),
1881-1887.
medline
41. Newton, K. Arnold, M. Price, C. Sherill, S. Delcardayre, Y. Aharonowitz, G. Cohen, J. Davies, R. Fahey and C. Davis. "Distribution of thiols
in microorganisms: mycothiol is a major thiol in most actinomycetes".
J. Bacteriology. 178,
(1996), 1990-1995.
medline
42. G. Cohen, E. Or, W. Minas and N. Sternberg. "Directionality of bacteriophage
P1 replication and role of cis-acting elements".
Gene. 175 (1996), 151-155.
medline
43. O. Landman, I. Borovok, Y. Aharonowitz and G. Cohen. "The glutamine ligand
in the ferrous active-site of isopenicillin N synthase of Streptomyces
jumonjinensis is not essential for catalysis".
FEBS Letters 405 (1997),
172-174.
medline
44. S. Liu, S. Sela, G. Cohen, J. Jadoun, A. Cheung and I. Ofek. "Genetic evidence for
co-regulation of Streptolysin S production and riboflavin biosynthesis
in Streptococcus pyogenes".
Microbial Pathogenesis.
22 (1997) 227-234.
medline
45. O. Gal-Mor, I. Borovok, Y. Av-Guy, G. Cohen and Y. Aharonowitz. "Gene organization in
the trxA/B - oriC region of the Streptomyces coelicolor
chromosome
and comparison with other eubacteria".
Gene. 217 (1998), 83-90.
medline
46. R. Kreisberg-Zakarin, I. Borovok, M. Yanko, F.Frolow, Y. Aharonowitz and G. Cohen. "Structure function studies
of the non - heme iron active site of isopenicillin N synthase: some implications
for catalysis".
Biophysical Chemistry (2000), 86, 109-118.
medline
47. G. Cohen, I. Borovok, O. Uziel, R. Schreiber and Y. Aharonowitz. "Bacterial thiol-disulfide redox metabolism: A new target for rational drug design".
Periodicum Biologorum (2001), 103, 153-155.
medline
48. D. Govorko, G. Cohen and B. Solomon "Single-chain antibody against the common epitope of mutant p53: isolation and intracytosolic expression in mammalian cells."
Journal of Immunological Methods (2001), 258, 169-181.
medline
49. I. Borovok, R. Kreisberg-Zakarin, M. Yanko, R. Schreiber, M. Myslovati, F. Aslund, A. Holmgren, G. Cohen and Y. Aharonowitz. "Streptomyces contain class Ia and class II ribonucleotide reductases:
expression analysis of the genes in vegetative growth."
Microbiology (in press).
50. M. Masalha, I. Borovok, R. Schreiber, Y. Aharonowitz and G. Cohen. "Transcriptional Analysis of the Staphylococcus aureus Aerobic Class Ib and Anaerobic Class III Ribonucleotide Reductase Genes in Response to Oxygen."
J. Bacteriology (2001), 183, 7260-7272
medline
51. M. Paget, V. Molle, G. Cohen,Y. Aharonowitz and M. Buttner. "Defining the disulfide stress response in Streptomyces coelicolor A3(2): identification of the oR regulon."
Molecular Microbiology (2001), 42, 1007-1002
medline
Chapters in Books 52. Y. Aharonowitz and
G. Cohen.
"Bioactive secondary
metabolites." In: Biotechnology: Potentials and Limitations. Ed. S. Silver
and P. Abelson. Report of Dahlem Workshop, pp. 99-112, Berlin, Springer
Verlag, Berlin, (1985).
53. G. Cohen and Y. Aharonowitz. "Molecular genetics of
antimicrobials: A case study of beta-lactam antibiotics."
In: The Society of General
Microbiology Symposium, Fifty Years of Antimicrobials, pp. 139-163, Cambridge
University Press, (1995).
54. A. Gargir, S. Liu, S. Sela, G. Cohen, J. Jadown, A. Cheung and I. Ofek. "Biological significance
of the genetic linkage between streptolysin S expression and riboflavin
biosynthesis in Streptococccus pyogenes".
Adv. Exp. Med. Biol.
418, (1997) 987-989.
55. G. Cohen. "Introduction to the
Genetics of Industrial Microorganisms".
In: Manual of Industrial
Microbiology and Biotechnology, 2nd edition (Eds. A.Demain and J. Davies),
American Society for Microbiology, ASM Press, Washington DC.
56. R. Kreisberg-Zakarin, I. Borovok, M. Yanko, Y. Aharonowitz and G. Cohen. "Recent advances in the
structure and function of isopenicillin N synthase"
In: Antonie van Leeuwenhoek:
Biosynthesis of beta -lactam antibiotics. 75 (1999), pp 33-39, Kluwer Academic
Publishers, The Netherlands.
Patents
1. Y.Aharonowitz, L. Van der Voort, G. Cohen, R. Bovenberg, R. Schreiber, A. Argaman, Y. Av-Gay, H. Nan, A. Kattevilder, H. Palissa and H. Van Liempt. "An oxido reductase enzyme
system obtainable from P. chrysogenum, the set of genes encoding
the same and the use of oxido reductase enzyme systems or genes encoding
the same for increasing antibiotic production".
European Patent Application
No. 91201542.7
Publication No. EP 0-462-674-A1.
Date of filing 18.06.91.
2. Y.Aharonowitz, L. van der Woort, G. Cohen, R. Bovenberg, R. Schreiber, A. Argaman, Y. Av-Gay, H. Nan, A. Kattevilder, H. Palissa and H. van Liempt. "Oxido reductase enzyme
system obtained from P. chrysogenum.
U.S. Patent No. 5,328,839
Date of Patent: 12.07.94.
3. O.Uziel, I. Borovok, G. Cohen and Y. Aharonowitz. "Recombinant Staphylococcus
aureus thioredoxin reductase, the use of the enzyme system or genes encoding
the same as targets for new antimicrobial drugs development and its inhibitors
as antimicrobial agents".
U.S. Patent Application
pending.
4. D.Govorko, G. Cohen and B. Solomon. "Construction of a single
chain antibody (scFv) against the conserved epitope of mutant p53 protein
in human tumors and its application for cancer therapy".
U.S. Patent Application
pending.
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